[tensorflow] check whether tensorflow GPU is available

Get into python Environmental Science

Premise ：pip install tensorflow-gpu==1.14 It has been successful

1 Import package

import tensorflow as tf

2 testing

print(tf.test.is_gpu_available())

3 result

Unavailable

ChangChun , Can I pretend to succeed nvidia tensorflow！！！ I know that too. 30 Series and tensorflow1.x The version is incompatible ！！！！！